Home / 19,072.49-28,571.83-10,727.15

Finding the Fourth Proportional to 19,072.49, 28,571.83 and 10,727.15

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Solution

The fourth proportional to 19,072.49, 28,571.83 and 10,727.15 is: 16,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.49 : 28,571.83 = 10,727.15 : x
  2. Step 2: Convert to fraction form
    19,072.49/28,571.83 = 10,727.15/x
  3. Step 3: Cross multiply
    19,072.49x = 28,571.83 × 10,727.15
  4. Step 4: Simplify right side
    19,072.49x = 306,494,136.51
  5. Step 5: Solve for x
    x = 306,494,136.51/19,072.49
  6. Step 6: Final answer
    x = 16,069.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.